Notidanian

• (n.) Any one of several species of sharks of the family Notidanidae, or Hexanchidae. Called also cow sharks. See Shark. • (n.) Any one of several species of sharks of the family Notidanidae, or Hexanchidae. Called also cow sharks. See Shark.
Found on http://thinkexist.com/dictionary/meaning/notidanian/

Notidanian

No`ti·da'ni·an noun [ Greek ... back + ... comely.] (Zoology) Any one of several species of sharks of the family Notidanidæ , or Hexanchidæ . Called also cow sharks . See Shark .
Found on http://www.encyclo.co.uk/webster/N/36
No exact match found